<script setup>
import { ref } from 'vue'
import { artAddChannelService, artEditChannelService } from '@/api/article.js'
const dialogVisible = ref(false) // 弹窗默认隐藏
const formRef = ref()
const formModel = ref({
  cate_name: '',
  cate_alias: ''
})
// 表单校验
const rules = {
  cate_name: [
    {required: true, message: '请输入分类名称', trigger: 'blur'},
    {pattern: /^\S{1,10}$/, message: '分类名称必须是1-10位的非空字符', trigger: 'blur'}
  ],
  cate_alias: [
    {required: true, message: '请输入分类别名', trigger: 'blur'},
    {pattern: /^[a-zA-Z0-9]{1,10}$/, message: '分类别名必须是1-10位的非空字符', trigger: 'blur'}
  ]
}
// 子传父
const emit = defineEmits(['success'])
// 点击确定
const onSubmit = async () => {
  await formRef.value.validate()
  const isEdit = formModel.value.id
  if(isEdit) {
    await artEditChannelService(formModel.value)
    ElMessage.success('编辑成功')
  } else {
    await artAddChannelService(formModel.value)
    ElMessage.success('添加成功')
  }
  // 关闭弹窗
  dialogVisible.value = false
  // emit('success',isEdit) // 没有涉及到分页，所以不这样写
  emit('success')
}

// 父传子 封装的组件  
// 组件对外暴露一个方法open，基于open传来的参数，区分添加还是编辑
// open({}) => 表单无需渲染，说明是添加
// open({id, cate_name, ...}) => 表单需要渲染,说明是编辑
// open调用后，可以打开弹窗
const open = (row) => {
  console.log(row)
  dialogVisible.value = true
  formModel.value = { ...row } // 展开运算符 添加 → 重置了表单内容，编辑→存储了需要回显的数据
}
// 向外暴露方法
defineExpose({
  open
})
</script>

<template>
  <el-dialog v-model="dialogVisible" :title="formModel.id?'编辑分类':'添加分类'" width="25%">
    <el-form :model="formModel" :rules="rules" ref="formRef">
      <el-form-item label="分类名称" prop="cate_name">
        <el-input v-model="formModel.cate_name" placeholder="请输入分类名称"></el-input>
      </el-form-item>
      <el-form-item label="分类别名" prop="cate_alias">
        <el-input v-model="formModel.cate_alias" placeholder="请输入分类别名"></el-input>
      </el-form-item>
    </el-form>
    <template #footer>
      <span class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="onSubmit">确定</el-button>
      </span>
    </template>
  </el-dialog>
</template>

<style lang="scss" scoped>
</style>
